Spiny Restharrow (Ononis spinosa)

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Botanical Information

• Family: Fabaceae
• Common Names: Spiny Restharrow, Thorny Restharrow
• Parts Used: Root, aerial parts

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Description

Ononis spinosa, commonly known as spiny restharrow, is a hardy, thorny shrub native to Europe and parts of Asia. It has long been used in traditional herbal medicine, particularly for its diuretic, anti-inflammatory, and kidney-supporting properties. The plant’s roots are most commonly used in herbal remedies to promote urinary tract health and relieve fluid retention.

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Historical and Traditional Uses

• Used in European folk medicine as a diuretic and kidney tonic.
• Traditionally employed to support urinary tract health and alleviate kidney and bladder stones.
• Applied externally for skin conditions and rheumatic pain.
• Historically used for digestive and liver health.

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Constituents

• Isoflavones
• Saponins
• Essential oils
• Flavonoids
• Tannins

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Actions

• Diuretic
• Anti-inflammatory
• Antimicrobial
• Hepatoprotective
• Mild laxative

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Medicinal Uses

1. Urinary Tract and Kidney Health:
Spiny restharrow is commonly used as a natural diuretic to support kidney function and relieve fluid retention.

2. Anti-Inflammatory and Pain Relief:
Traditionally used to help manage rheumatic pain, arthritis, and joint inflammation.

3. Liver and Digestive Support:
Supports liver function and helps stimulate bile production for digestion.

4. Skin Conditions:
Applied externally for eczema, minor wounds, and skin irritations.

5. Mild Laxative Effect:
Used to relieve occasional constipation and promote digestive balance.

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Preparation and Dosage

Decoction (Tea from Root):

• 1-2 tsp of dried root per cup of water, simmer for 10-15 minutes. Drink up to twice daily.

Infusion (Tea from Aerial Parts):

• 1-2 tsp of dried leaves per cup of hot water. Steep for 10 minutes. Drink up to twice daily.

Tincture:

• 2-5 ml taken up to 3 times daily.

Poultice (Topical Use):

• Crushed fresh leaves or root applied to wounds and skin irritations.

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Precautions and Contraindications

• Pregnancy and Lactation: Not recommended due to its diuretic effects.
• Kidney Disease: Use with caution in individuals with chronic kidney conditions.
• Dehydration Risk: Prolonged diuretic use may lead to dehydration and electrolyte imbalances.
• Allergic Reactions: Rare but possible; discontinue use if irritation occurs.

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Energetics (Traditional Medicine Perspectives)

• Traditional Western Herbalism: Cooling and drying; supports kidney, liver, and skin health.
• Traditional European Medicine: Used as a detoxifying and cleansing herb.
• Ayurveda: Primarily balances Kapha and Pitta, but excessive use may aggravate Vata.

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Combinations

• For Urinary Health: Combine with dandelion and nettle.
• For Joint and Inflammatory Support: Combine with willow bark and turmeric.
• For Liver Detox: Combine with milk thistle and burdock root.

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Harvesting and Storage

• Harvesting: Roots are collected in autumn; aerial parts are harvested during the growing season.
• Drying: Air dry roots and leaves in a well-ventilated, shaded area.
• Storage: Store dried plant material in airtight containers away from moisture and light.

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Modern Research

Studies confirm Ononis spinosa’s diuretic, anti-inflammatory, and hepatoprotective properties, reinforcing its traditional applications.

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Spiny Restharrow remains a valuable herb in both traditional and modern herbal medicine, particularly for urinary health, inflammation relief, and liver support.